/**
 * Copyright 2010-2011 initialize4j.org
 * 
 * <pre>
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * </pre>
 * 
 * <pre>
 * http://www.apache.org/licenses/LICENSE-2.0
 * </pre>
 * 
 * <pre>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 * </pre>
 */
package org.initialize4j.annotations.impl;

import java.util.Map;

import com.google.common.base.Predicate;

/**
 * {@link Satisfiable} implementation for checking a map field value to be empty
 * (map size of zero).
 * 
 * @author <a href="hillger.t@gmail.com">hillger.t</a>
 */
public class EmptyMap implements Predicate<Map<?, ?>> {
  
  /**
   * {@inheritDoc}
   */
  public boolean apply(Map<?, ?> value) {
    return value.isEmpty();
  }
}
